/* * Copyright 2013 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Ben Skeggs */ #include "nv40.h" static int nv44_ram_create(struct nvkm_object *parent, struct nvkm_object *engine, struct nvkm_oclass *oclass, void *data, u32 size, struct nvkm_object **pobject) { struct nvkm_fb *fb = nvkm_fb(parent); struct nv40_ram *ram; u32 fb474 = nv_rd32(fb, 0x100474); int ret; ret = nvkm_ram_create(parent, engine, oclass, &ram); *pobject = nv_object(ram); if (ret) return ret; if (fb474 & 0x00000004) ram->base.type = NV_MEM_TYPE_GDDR3; if (fb474 & 0x00000002) ram->base.type = NV_MEM_TYPE_DDR2; if (fb474 & 0x00000001) ram->base.type = NV_MEM_TYPE_DDR1; ram->base.size = nv_rd32(fb, 0x10020c) & 0xff000000; ram->base.calc = nv40_ram_calc; ram->base.prog = nv40_ram_prog; ram->base.tidy = nv40_ram_tidy; return 0; } struct nvkm_oclass nv44_ram_oclass = { .handle = 0, .ofuncs = &(struct nvkm_ofuncs) { .ctor = nv44_ram_create, .dtor = _nvkm_ram_dtor, .init = _nvkm_ram_init, .fini = _nvkm_ram_fini, } };